Congratulations on your ePub version, Anstance.
If you have suggestions of online retailers who might be open to selling the novel, please let me know.
Have you looked into publishing on smashwords? Here are a couple of links to check out that may answer your question....
How to Publish on Smashwords!
How Smashwords Distributes Ebooks
(and how to get fast tracked into the Smashwords Premium Catalog)
(Smashwords distributes Premium Catalog ebooks to major online retailers. The first outlets to receive the Smashwords Premium Catalog are Barnes & Noble, Sony and Kobo. Apple is immindent. Amazon is forthcoming.)